Lexus 2007 GS430 Quick Manual page 332

Setting DSP
The following features can be set as desired by touching
screen.
With CD player
Turning Automatic Sound Levelizer (ASL) ON or OFF
n
Touch or
ASL automatically adjusts the volume and tone quality according to the
noise level as you drive your vehicle.
Changing the listening position (vehicles with CD player only)
n
The speaker balance can be changed to produce the best sound for
each listening position.
Touch
The listening position changes as follows each time the switch is
touched.
Display
Position best suited to the driver's seat
Position best suited to the driver's and front passen-
ger' s seat
With DVD player
.
.
Listening position
I n f o r ma t i o n P r o v i d e d b y :
3-3. Using the audio system
on the
257
3